EP1429708B1 - Bloc de fixation pour fixer des objets a un rail profile - Google Patents

Bloc de fixation pour fixer des objets a un rail profile Download PDF

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Publication number
EP1429708B1
EP1429708B1 EP02772315A EP02772315A EP1429708B1 EP 1429708 B1 EP1429708 B1 EP 1429708B1 EP 02772315 A EP02772315 A EP 02772315A EP 02772315 A EP02772315 A EP 02772315A EP 1429708 B1 EP1429708 B1 EP 1429708B1
Authority
EP
European Patent Office
Prior art keywords
clamping
fastening block
housing part
axis
profiled rail
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP02772315A
Other languages
German (de)
English (en)
Other versions
EP1429708A1 (fr
Inventor
Frank Ropertz
Lothar Merkel
Reinhard Pfeuffer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maquet GmbH
Original Assignee
Maquet GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maquet GmbH filed Critical Maquet GmbH
Publication of EP1429708A1 publication Critical patent/EP1429708A1/fr
Application granted granted Critical
Publication of EP1429708B1 publication Critical patent/EP1429708B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/101—Clamping means for connecting accessories to the operating table
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • F16B2/10—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/043—Allowing translations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
    • F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M2200/00—Details of stands or supports
    • F16M2200/02—Locking means
    • F16M2200/025—Locking means for translational movement
    • F16M2200/027—Locking means for translational movement by friction

Definitions

  • the invention relates to a Befest Trentskloben for holding objects a profile rail with at least approximately rectangular cross-section, comprising Housing part with at least one housing-fixed claw, which overlaps the Profile rail is determined, such that the housing part with the rail parallel contact surfaces on at least two surfaces of the rail abuts a L-shaped movable clamping member, with a first L-leg around one of the Bearing surfaces parallel first axis pivotally mounted on the housing part and is biased by a spring into a clamping position, in which it with his as Claw formed second L-leg surrounds the rail, and a Clamping device for clamping and locking the clamping part in the Clamping position.
  • An attachment block of the aforementioned type is known for example from DE-A-31 49 215 known.
  • Such Befest Trentskloben serve for example for Mounting of additional equipment on an operating table. It must be paid attention be that these accessories are reliably held on the rail and that the Befest Trentskloben is quick and easy to operate.
  • the clamping part is on a respect to the Swivel axis eccentric cylinder portion of a bolt mounted with the an adjustment is rotatably connected. Due to this storage of the Clamping piece can this pivot not only relative to the housing part, but also displace perpendicular to its pivot axis. That gives that Possibility to attach the mounting block with play to the rail and then the clamping piece by a rotation of the bolt to eliminate the game to be used on the rail, so that a play-free fit of the Befestriensklobens is ensured on the rail.
  • the housing part with the respective Accessory to be attached to the operating table material fit connected, i. for example, welded.
  • the fact that the bearing pin for the clamping part extends through two mutually parallel surfaces of the housing part, are only relatively few surfaces on the housing part for connection to a Accessory available. Also, the same Befest Trentskloben not optional be connected with different accessories.
  • the invention is based on the object, a Befest Trentskloben the beginning specify the type mentioned, which is versatile, a secure fit to the Rail is guaranteed and easy to operate and fast.
  • This object is achieved in that at a radial to first axis directed actuating extension of the first L-leg of the Clamping part about a second axis parallel to the first axis a tie rod pivotally articulated, which extends approximately parallel to the second L-leg, and that the tensioning device has a clamping screw, the tensile strength with the drawbar is coupled and is supported directly or indirectly on the housing part.
  • the Securing clamp according to the invention ensures as well as the DE-A-31 49 215 known fastening clamps a secure hold on the rail, even without the clamping part is tensioned and locked.
  • the inventive But solution offers a higher level of security than the clamping screw can be loosened by a random movement so far that the Befest Trentskloben can be lifted from the rail.
  • the clamping part only by a 90 ° rotation of a Eccentric bolt is tensioned, this can by an unintentional movement moved from the clamping position in its release position and thus the Fixing blocks are loosened.
  • the solution according to the invention forms Further, the first L-leg a two-armed lever, at one end of the on the profile rail fitting second L-leg is attached and to the other End of the pull rod attacks. In conjunction with the thread translation of the Clamping screw can thus easily a very high clamping torque on the Be transmitted clamping part.
  • Another advantage of the solution according to the invention lies in the fact that the clamping device only one surface of the housing part claimed, so that the remaining surfaces of the housing part for cohesive Connection with an accessory to be held are available.
  • the drawbar with a clamping sleeve of the clamping device coupled axially in a to the drawbar axis co-axial housing guide slidably guided, in one of the housing part at least partially protruding portion of a perpendicular to its axis Opening has and at its axially outer end a co-axial, the The opening has cutting tapping in which the with a handle fitted clamping screw engages.
  • the pipe section may be formed as a toothed ring which is detachable with the Housing part is connected and at its the housing part end facing a Tooth has, which is in engagement with a counter toothing on the housing part.
  • the pull rod preferably has at its free end one opposite the Rod shank radially wider head, the rod shaft facing surface designed as a spherical surface section and to rest on a pull rod annularly surrounding complementarily shaped bearing surface of the clamping sleeve is determined.
  • the clamping sleeve about the axis of the drawbar be rotated, for example, the position of a clamped accessory relative to the Befest Trentskloben to change, but also allows a Pivoting movement of the drawbar relative to the clamping sleeve, as the pull rod at an adjustment of the clamping member not only a pure axial movement but also performs a pivoting movement, whereas the clamping sleeve in the housing guide only axially displaceable.
  • the clamping screw is in direct threaded engagement with the Pull bar.
  • the clamping screw comprises, for example, a on the Housing part rotatably supporting and provided with a handle threaded sleeve, which has an internal thread into which the externally threaded drawbar intervenes.
  • a simultaneous axial and pivotal movement of the To allow pull rod in the adjustment of the clamping part is the support surface the threaded sleeve expediently formed as a spherical surface portion, the abuts a complementary shaped bearing surface of the housing part.
  • Figures 1 and 2 show a first embodiment of a generally with 10th designated Befest Trentsklobens, which indicated at a dashed line Rail 12 can be attached with rectangular cross-section and the holder different not shown accessories on the rail 12 is used.
  • the Profile rail 12 may, for example, along the patient support surface of a Operating table be arranged.
  • the fastening block 10 has an approximately cuboid housing part 14 with a front side 16, a top surface 18, side surfaces 20 and 22 and a Floor surface 24.
  • On the housing part 14 is on the back of the same one housing-fixed claw 26 is formed, which the profile rail 12 in the in Fig. 2 illustrated manner can overlap when the mounting block on this Rail 12 is attached.
  • the housing-fixed claw 26 is a movable Assigned clamping member 28, which has an L-shaped profile in the illustration of FIG. 2 and with its one L-leg 30 on one of the side walls 20 and 22nd passing shaft 32 is pivotally mounted.
  • the other L-leg 34 is also claw-shaped and engages under the rail 12, how to do this recognizes in Fig. 2.
  • the clamping member 34 is connected by a spring 35, on the one hand the rear wall of the housing part 14 and on the other hand on the clamping part 28th supported, biased in the clamping position shown in FIG.
  • the first L-leg 30 of the clamping part 28 has an over the shaft 32nd protruding extension 36, on which an axis 38 parallel to the shaft 32 a Pull rod 40 is pivotally mounted.
  • This has a shaft 42, at the free End opposite the shaft 42 larger diameter head 44 is formed.
  • the drawbar 40 engages in a with her co-axial clamping sleeve 46, which in an in the front wall of the housing part 14 formed guide 48 axially slidably guided.
  • the head 44 of the drawbar 40 has at its axis 38th facing bottom a spherical surface portion 50 and is located on a Tie rod 40 concentrically surrounding complementarily shaped bearing surface 52nd on, which is formed within the clamping sleeve 46.
  • the clamping sleeve 46 is within the guide 48 of the housing part 14 freely rotatable about its axis and in axially displaceable, wherein the axial movement in the extension direction, i. in the direction of arrow A in Fig. 2 by striking a larger diameter end portion 54 of the clamping sleeve 46 at a step 56 in the guide 48 is limited.
  • the clamping sleeve 46 has at least partially in its from the guide 48 outstanding area an opening 58, which is perpendicular to the longitudinal axis the clamping sleeve 46 extends and through the one support rod not one shown to be clamped accessory can be plugged.
  • the outer one Part of the guide 48 is formed by a toothed ring 60, which on the clamping sleeve 46th axially displaceable and by a in an axially parallel groove of the clamping sleeve 46th engaging radial pin 61 rotatably connected to the clamping sleeve 46 and the at its the housing part 14 facing the axial end has a toothing 62 which in engagement with a trained on the housing part 14 counter teeth 64 is.
  • the toothed ring 60 also has on its side facing away from the housing part 14 axial End a recess 66 which is formed so that they are connected to a part of the Cross section of the aperture 58 can be made to coincide, as this in particular Fig. 1 shows. An inserted into the opening 58 rod thus engages also partially in the recess 66 a.
  • the clamping sleeve 46 has a for Longitudinal axis of the clamping sleeve 46 co-axial threaded bore 68, in one with a Toggle 70 connected toggle screw 72 is screwed.
  • the release of the fixing block 10 from the rail 12 is effected by that the toggle screw 72 is turned on again until the inserted Accessory rod can be pulled out of the opening 58.
  • the clamping sleeve 46 against the Direction of the arrow A pushed into the housing part 14.
  • the clamping sleeve 46 then presses on the L-leg 30 of the clamping member 28, whereby this counter in the clockwise direction in Fig. 2, i. is pivoted in the opening direction.
  • the fixing block 10 are removed from the rail 12 by is kept swung up at open held clamp member 28 upwards.
  • This mounting block is for positive connection with accessories, i. the accessories are welded to the mounting block, for example.
  • This Befest Trentskloben differs from the embodiment according to the figures 1 and 2 by its clamping device.
  • the clamping sleeve 46 On the free end of the tie rod 40 is provided with an external thread Ring 74 mounted, which engages in a threaded bore 76 in the clamping sleeve 46.
  • the clamping sleeve 46 has on its side facing the housing part 14 a Spherical surface portion 78 formed on an annular and complementarily shaped Bearing surface 80 is applied, which is formed on a housing-fixed ring 82.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Clamps And Clips (AREA)
  • Paper (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)

Claims (8)

  1. Etau de fixation destiné à maintenir des objets sur une glissière profilée (12) de section au moins à peu près rectangulaire, lequel étau comporte une pièce de boítier (14) comportant
       au moins une griffe (26) fixée au boítier qui est destinée à s'accrocher par-dessus la glissière profilée (12) de telle sorte que la pièce de boítier (14) présente des faces d'appui parallèles à la glissière profilée (12) qui portent sur au moins deux faces de la glissière profilée (12),
       une pièce de serrage mobile (28) en forme de L, dont la première branche de L (30) est montée de façon à pouvoir pivoter autour d'un premier axe (32) parallèle aux faces d'appui et qui est précontrainte au moyen d'un ressort dans une position de serrage dans laquelle sa deuxième branche de L (34) conformée en griffe s'accroche sur la glissière profilée (12), et
       un dispositif de serrage (40, 46, 72) destiné à serrer et bloquer la pièce de serrage (28) dans la position de serrage,
       caractérisé en ce qu'une barre de traction (40) du dispositif de serrage, laquelle s'étend à peu près parallèlement à la deuxième branche de L (34), est articulée sur une saillie de commande (36) dirigée radialement par rapport au premier axe (32), de la première branche de L (30) de la pièce de serrage (28) de façon à pouvoir pivoter autour d'un deuxième axe (38) parallèle au premier axe (32), et en ce que le dispositif de serrage comporte une vis de serrage (72) qui est couplée à la barre de traction (40) de façon à résister à la traction et s'appuie directement ou indirectement sur la pièce de boítier (14).
  2. Etau de fixation selon la revendication 1, caractérisé en ce que la barre de traction (40) est couplée à un manchon de serrage (46) du dispositif de serrage, lequel manchon est guidé de façon à pouvoir se déplacer axialement dans un guide de boítier (48) coaxial à l'axe de la barre de traction, en ce qu'elle comporte, dans une portion saillant au moins partiellement de la pièce de boítier (14), un passage (58) dirigé perpendiculairement à son axe, et en ce qu'elle comporte à son extrémité axialement extérieure un taraudage coaxial (68) qui coupe le passage (58) et dans lequel s'engage la vis de serrage (72) dotée d'une poignée (70).
  3. Étau de fixation selon la revendication 2, caractérisé en ce que l'extrémité extérieure du guide de boítier (48) est formée par une portion tubulaire dans laquelle est conformé un évidement (66) qui est ouvert en direction de l'extrémité axialement extérieure de la portion tubulaire et qui est amené à recouvrement avec une partie de la section du passage lors d'un déplacement axial du manchon de serrage (46).
  4. Etau de fixation sur la revendication 3, caractérisé en ce que la portion tubulaire est conformée en bague dentée (60) qui entoure le manchon de serrage (46) et qui comporte à son extrémité qui est dirigée vers la pièce de boítier (14) une denture (62) qui est en prise avec une denture homologue (64) au niveau de la pièce de boítier (14).
  5. Etau de fixation selon l'une des revendications 2 à 4, caractérisé en ce que la barre de traction (40) comporte à son extrémité libre une tête (44), qui est radialement plus large que le tronc de barre (42) et dont la face qui est dirigée vers le tronc de barre (42) est conformée en portion de surface sphérique (50) et est destinée à porter contre une face de palier (52) du manchon de serrage (46), laquelle a une forme complémentaire et entoure annulairement la barre de traction (40).
  6. Etau de fixation selon la revendication 1, caractérisé en ce que la vis de serrage est en engagement direct par serrage avec la barre de traction (40).
  7. Etau de fixation selon la revendication 6, caractérisé en ce que la vis de serrage comporte un manchon fileté (46) qui s'appuie à rotation sur la pièce de boítier (14) et qui est doté d'une poignée (70), lequel manchon fileté comporte un filetage intérieur (76) dans lequel s'engage la barre de traction (40) dotée d'un filetage extérieur (74).
  8. Etau de fixation selon la revendication 7, caractérisé en ce que la face d'appui du manchon fileté (46) est conformée en portion de surface sphérique (78) qui porte contre une face de palier (80), de forme complémentaire, de la pièce de boítier (14).
EP02772315A 2001-09-27 2002-09-17 Bloc de fixation pour fixer des objets a un rail profile Expired - Lifetime EP1429708B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10147588 2001-09-27
DE10147588A DE10147588B4 (de) 2001-09-27 2001-09-27 Befestigungskloben zur Halterung von Gegenständen an einer Profilschiene
PCT/EP2002/010438 WO2003028612A1 (fr) 2001-09-27 2002-09-17 Bloc de fixation pour fixer des objets a un rail profile

Publications (2)

Publication Number Publication Date
EP1429708A1 EP1429708A1 (fr) 2004-06-23
EP1429708B1 true EP1429708B1 (fr) 2005-03-23

Family

ID=7700440

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02772315A Expired - Lifetime EP1429708B1 (fr) 2001-09-27 2002-09-17 Bloc de fixation pour fixer des objets a un rail profile

Country Status (7)

Country Link
US (1) US7624958B2 (fr)
EP (1) EP1429708B1 (fr)
JP (1) JP3959390B2 (fr)
AT (1) ATE291408T1 (fr)
DE (2) DE10147588B4 (fr)
ES (1) ES2239251T3 (fr)
WO (1) WO2003028612A1 (fr)

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CN110722512B (zh) * 2019-11-27 2021-07-02 大工智能装备（深圳）有限公司 一种手穿针定位夹具
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US6622980B2 (en) * 2000-03-28 2003-09-23 Hill-Rom Services, Inc. Socket and rail clamp apparatus

Also Published As

Publication number Publication date
DE10147588A1 (de) 2003-04-10
ES2239251T3 (es) 2005-09-16
EP1429708A1 (fr) 2004-06-23
DE10147588B4 (de) 2005-03-17
US7624958B2 (en) 2009-12-01
US20040144905A1 (en) 2004-07-29
ATE291408T1 (de) 2005-04-15
WO2003028612A1 (fr) 2003-04-10
JP3959390B2 (ja) 2007-08-15
DE50202574D1 (de) 2005-04-28
JP2005504189A (ja) 2005-02-10

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